A Brief History of Yate
From Yate Documentation
The history of Yate dates back to 2004 when NullTeam, the company behind Yate, launched the official website.
In 2005 Sangoma announced their support for Yate development on the Microsoft Windows platform.
On May 4, 2011 sipgate announced that it had chosen the Yate project for its core infrastructure.
In January 2013 Yate released version 4.3.
As of September 2017 Yate release version 6.0.